It's the one that started it all

Massage into scalp with fingertips

Targets fine lines

The formulation is enhanced with perlite

until the desired result is achieved

Nioxin System 4 kit Progressed Thinning pfactor It's the one that startedDescription Designed for damaged, thinning hair types, the Nioxin Scalp + Hair Thickening System 4 Kit promotes a thicker appearance. The colour safe collection is enriched with a blend of niacinamide and biotin to encourage stronger, full looking results. Set Contents: System 4 Shampoo for Coloured, Dry and Damaged Hair with Progressed Thinning 150ml or 300ml Sweeping away impurities and build up, the shampoo cleanses the scalp to minimise the risk